(Lesson 6) Appendicular Skeleton-Pectoral Girdle/Upper Limbs

Question 1

Appendicular Skeleton

Answer 1

Consisting of bones of the pectoral girdle, upper limbs, pelvic girdle, and lower limbs.

Question 2

Clavicle

Answer 2

Slender curved bone which connects the scapula to the sternum.

Question 3

Acromial End of Clavicle

Answer 3

most lateral part of the clavicle which forms a joint with the scapula.

Question 4

Sternal End of Clavicle

Answer 4

most medial part of the clavicle which forms a joint with the sternum.

Question 5

Conoid tubercle of clavicle.

Answer 5

Prominence on inferior surface of the lateral end.

Question 6

Scapula

Answer 6

triangular shaped shoulder blade

Question 7

Spine of scapula

Answer 7

posterior ridge

Question 8

acromion process

Answer 8

scapular process extending laterally from the spine of the scapula, articulates with the clavicle

Question 9

Coracoid process

Answer 9

process on the anterior superior side of the scapula near the glenoid cavity extending laterally

Question 10

Glenoid Cavity

Answer 10

lateral aspect of the scapula which serves as point of articulation with the humerus

Question 11

supraglenoid tubercle

Answer 11

prominence superior to the glenoid cavity

Question 12

infraglenoid tubercle

Answer 12

prominence inferior to the glenoid cavity

Question 13

supraspinous fossa

Answer 13

Depression on the posterior surface of the scapula superior to the spine

Question 14

infraspinous fossa

Answer 14

depression on the posterior surface of the scapula inferior to the spine

Question 15

subscapular fossa

Answer 15

depression on the anterior surface of the scapula

Question 16

suprascapula notch

Answer 16

a notch medial to the coracoid process

Question 17

superior border

Answer 17

top ridge

Question 18

superior angle

Answer 18

junction of the superior and medial borders

Question 19

medial border

Answer 19

vertebral side

Question 20

inferior angle

Answer 20

junction of the medial and lateral borders

Question 21

lateral border

Answer 21

axillary side

Question 22

Humerus

Answer 22

The long bone of the upper arm

Question 23

Head of humerus

Answer 23

proximal rounded portion which articulates with the glenoid cavity of the scapula

Question 24

Anatomical Neck of humerus

Answer 24

portion of the humerus immediately inferior to the head.

Question 25

Greater tubercle of humerus

Answer 25

a process lateral to the humeral head and inferior to the anatomical neck

Question 26

lesser tubercle of humerus

Answer 26

process anterior to the greater tubercle of the humerus.

Question 27

intertubercular groove/sulcus of humerus

Answer 27

groove between the greater and lesser tubercles of humerus on anterior side

Question 28

surgical neck of humerus

Answer 28

tapering region of the humeral shaft inferior to the anatomical neck

Question 29

deltoid tuberosity of humerus

Answer 29

elevation on lateral side of the humeral shaft for muscle attachment.

Question 30

medial supracondylar ridge of humerus

Answer 30

smooth prominence located proximal to the medial epicondyle for muscle attachment.

Question 31

lateral supracondylar ridge of humerus

Answer 31

smooth prominence located proximal to the lateral epicondyle for muscle attachment

Question 32

capitulum of humerus

Answer 32

lateral condyle on the anterior side of the distal end of the humerus which articulates with the head of the radius.

Question 33

Trochlea of humerus

Answer 33

medial condyle on the distal end of humerus which articulates with the trochlear notch.

Question 34

lateral epicondyle of humerus

Answer 34

located on the distal end of the humerus superior to the capitulum.

Question 35

medial epicondyle of humerus

Answer 35

located on the distal end of humerus superior to the trochlea

Question 36

coronoid fossa of humerus

Answer 36

located on the anterior side of the distal end of the humerus superior to the trochlea and articulates with the coronoid process of the ulna.

Question 37

olecrannon fossa of humerus

Answer 37

located on the posterior side of the distal end of the humerus superior to the trochlea and articulates with the olecrannon process of the ulna

Question 38

Ulna

Answer 38

the medial bone of the forearm. Elbow

Question 39

Trochlear notch of ulna

Answer 39

half-moon shaped notch which forms a hinge joint with the trochlea of the humerus

Question 40

coronoid process of ulna

Answer 40

located on the proximal end of the ulna, smaller than and distal to the olecrannon process

Question 41

olecrannon process of ulna

Answer 41

located on the proximal end of the ulna, larger than and proximal to the coronoid process. ELBOW.

Question 42

Radial notch of ulna

Answer 42

depression on proximal end of the ulna. Articulates with the head of the radius

Question 43

interosseous crest of ulna

Answer 43

ridge along the lateral portion of the ulnar shaft that points towards the radius

Question 44

head of ulna

Answer 44

distal region of the ulna

Question 45

styloid process of ulna

Answer 45

medial projection at the distal end of the ulna.

Question 46

Radius

Answer 46

Lateral bone of the forearm

Question 47

head of radius

Answer 47

knob on the proximal end of the radius

Question 48

neck of radius

Answer 48

region between head and tuberosity

Question 49

radial tuberosity

Answer 49

a roughened elevation on the radial shaft. Attachment point for bicep

Question 50

interosseous crest of radius

Answer 50

ridge along medial portion of the shaft that points towards ulna

Question 51

ulnar notch of radius

Answer 51

depression on the medial distal end of the radius, articulates with the head of ulna

Question 52

styloid process of radius

Answer 52

lateral projection at distal end of radius

Question 53

carpals

Answer 53

consisting of eight wrist bones arranged into two rows of four.

Question 54

carpal bones

Answer 54

scaphoid, lunate, triquetrum, pisiform (anterior view only), trapezium, trapezoid, capitate, hamate

Question 55

Metacarpals

Answer 55

five bones forming palm of hand. 1 (thumb) 2,3,4,5

Question 56

Phalanges

Answer 56

four digits each consisting of proximal, middle, and distal bone, the thumb having only two. total=14. each has proximal base and distal head.